<?php
class Car {
	public $carMode;
	public $carBand;
	public $weight;
	public $speed;

	function getWeight(){
		return $this->weight;
	}
	function getSpeed(){
		return $this->speed;
	}
} 

$car1 = new Car();
$car1->carMode = "捷达";
$car1->carBAND = "大众";
$car1->weight = 1.5;
$car1->speed = 160;
echo $car1->weight;
echo "<br/>";
echo $car1->getWeight();
echo "<br/>";
echo $car1->getSpeed();